Finding the Fourth Proportional to 139,589,733.60, 209,479,078.80 and 62,873,272.80
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Solution
The fourth proportional to 139,589,733.60, 209,479,078.80 and 62,873,272.80 is: 94,352,463.66
Step by Step Solution
- Step 1: Write the proportion equation
139,589,733.60 : 209,479,078.80 = 62,873,272.80 : x - Step 2: Convert to fraction form
139,589,733.60/209,479,078.80 = 62,873,272.80/x - Step 3: Cross multiply
139,589,733.60x = 209,479,078.80 × 62,873,272.80 - Step 4: Simplify right side
139,589,733.60x = 13,170,635,267,285,096 - Step 5: Solve for x
x = 13,170,635,267,285,096/139,589,733.60 - Step 6: Final answer
x = 94,352,463.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.